Answer: 5.5
Step-by-step explanation:
3m+13=29.5 
 
        
             
        
        
        
20+17c if c is 50 or under   and        20+15.80c if c is more than 50
        
             
        
        
        
Answer:
216cm
Step-by-step explanation:
i think that's right
 
        
                    
             
        
        
        
Answer:
3.
The length x width is the area so we have to replace it with the area of the cylinder.
The area of a circle is pi x radius^2
Hope this helps
Step-by-step explanation:
 
        
             
        
        
        
Answer is 14.14
Reason
Using Pythagorean theory 
a^2 + b^2 = c^2
The two legs are a and b, the longest diagonal opposite the right angle is c
10^2 + 10^2 = c^2
200 = c^2
Take square root of both sides
14.14 = c